diff --git a/DPG/Tasks/AOTTrack/PID/TOF/qaPIDTOFEvTime.cxx b/DPG/Tasks/AOTTrack/PID/TOF/qaPIDTOFEvTime.cxx
index 9895afab68a..99046cbb716 100644
--- a/DPG/Tasks/AOTTrack/PID/TOF/qaPIDTOFEvTime.cxx
+++ b/DPG/Tasks/AOTTrack/PID/TOF/qaPIDTOFEvTime.cxx
@@ -508,7 +508,7 @@ struct tofPidCollisionTimeQa {
       }
     }
   }
-  PROCESS_SWITCH(tofPidCollisionTimeQa, processMC, "Process MC", true);
+  PROCESS_SWITCH(tofPidCollisionTimeQa, processMC, "Process MC", false);
 };
 
 WorkflowSpec defineDataProcessing(ConfigContext const& cfgc) { return WorkflowSpec{adaptAnalysisTask<tofPidCollisionTimeQa>(cfgc)}; }